• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Tubes / Valves

All about our sweet vacuum tubes :) Threads about Musical Instrument Amps of all kinds should be in the Instruments & Amps forum
Rodeodave
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Pleas help identify this McIntosh valve amplifier
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35
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10K
Rodeodave
Rodeodave
Klimon
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Filament winding wire diameter
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6
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2K
Klimon
Klimon
S
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Common cathode circuit values
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6
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2K
Merlinb
Merlinb
T
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Multifilar winding
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3
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2K
accusol
A
L
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Raytheon 6G-B6 information
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2
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2K
livingdeliberately
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A
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300B SE cathode feedback to grid?
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3
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4K
ThorstenL
ThorstenL
M
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EL34 for ST70
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4
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2K
ray_moth
ray_moth
rsumperl
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Output transformers
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2
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1K
Gordy
G
seroxatmad
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Magic Eye VU Meter
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6
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8K
seroxatmad
seroxatmad
bst
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Thinking out loud -- VT-33 headphone amp?
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1
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2K
Gordy
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C
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Output transformer for 845 SE triode amp
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10
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12K
rotaspec
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M
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Using Grid2 screen signal -
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12
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3K
moonbird
M
rknize
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JJ ECC81/12AT7 Longevity
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10
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4K
rknize
rknize
Jeb-D.
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Help with circuitmaker Pentode model
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3
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2K
Jeb-D.
Jeb-D.
G
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LK-72 mis-wired or am I confused?
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7
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2K
Frank Berry
Frank Berry
S
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series capacitor values..
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3
Views
1K
smithie
S
poynton
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More EBAY Madness !!
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14
Views
4K
kavermei
kavermei
E
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Tube rectifier question.
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7
Views
3K
el rockyo
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W
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My take on a modern ST-70
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25
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5K
mashaffer
M
jmillerdoc
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"10 year burn in" T Shirt arrives!!!
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1
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1K
h00hbt
h00hbt
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